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Tetrafit

A tetromino is made up of four squares joined edge to edge. Can this tetromino, together with 15 copies of itself, be used to cover an eight by eight chessboard?

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An interactive activity for one to experiment with a tricky tessellation

Tessellating Triangles

Stage: 2 Challenge Level: Challenge Level:1

There are lots of interesting designs to be made by tessellating triangles. Have a go yourself, and if you discover anything interesting, e-mail us to tell us what you've done!

Please don't worry that your solution is not "complete" - we'd like to hear about anything you have tried.

Teachers - you might like to send in a summary of your children's work.